Pith Number

pith:BX4UVIPR

pith:2019:BX4UVIPR5KAQIVXXIWWVFSEV77

not attested not anchored not stored refs pending

Affine equivalence for quadratic rotation symmetric Boolean functions

Alexandru Chirvasitu, Thomas W. Cusick

arxiv:1908.08448 v2 · 2019-08-22 · cs.IT · math.IT · math.RA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BX4UVIPR5KAQIVXXIWWVFSEV77}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T00:05:45.948165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0df94aa1f1ea810456f745ad52c895fff50e84094cd6d3ec4cb5219a24373df0

Aliases

arxiv: 1908.08448 · arxiv_version: 1908.08448v2 · doi: 10.48550/arxiv.1908.08448 · pith_short_12: BX4UVIPR5KAQ · pith_short_16: BX4UVIPR5KAQIVXX · pith_short_8: BX4UVIPR

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BX4UVIPR5KAQIVXXIWWVFSEV77 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0df94aa1f1ea810456f745ad52c895fff50e84094cd6d3ec4cb5219a24373df0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8a1d13fadf1256bbc687ad99a2fa7b0855f08f16451cfabd6716e2e9d57204a",
    "cross_cats_sorted": [
      "math.IT",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-08-22T15:25:19Z",
    "title_canon_sha256": "cda9960ebbaf3810bef1c99d4663d7dae5e4d5141c94b74dac48a89f024d7883"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08448",
    "kind": "arxiv",
    "version": 2
  }
}